Home / 12,030.93-18,019.67-9,237.04

Finding the Fourth Proportional to 12,030.93, 18,019.67 and 9,237.04

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Solution

The fourth proportional to 12,030.93, 18,019.67 and 9,237.04 is: 13,835.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,030.93 : 18,019.67 = 9,237.04 : x
  2. Step 2: Convert to fraction form
    12,030.93/18,019.67 = 9,237.04/x
  3. Step 3: Cross multiply
    12,030.93x = 18,019.67 × 9,237.04
  4. Step 4: Simplify right side
    12,030.93x = 166,448,321.34
  5. Step 5: Solve for x
    x = 166,448,321.34/12,030.93
  6. Step 6: Final answer
    x = 13,835.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.